Home / 338,529.17-507,827.27-125,353.98

Finding the Fourth Proportional to 338,529.17, 507,827.27 and 125,353.98

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Solution

The fourth proportional to 338,529.17, 507,827.27 and 125,353.98 is: 188,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,529.17 : 507,827.27 = 125,353.98 : x
  2. Step 2: Convert to fraction form
    338,529.17/507,827.27 = 125,353.98/x
  3. Step 3: Cross multiply
    338,529.17x = 507,827.27 × 125,353.98
  4. Step 4: Simplify right side
    338,529.17x = 63,658,169,760.42
  5. Step 5: Solve for x
    x = 63,658,169,760.42/338,529.17
  6. Step 6: Final answer
    x = 188,043.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.